Alaska Airlines, Inc.ASAlaska Airlines, Inc.
One Way•Economy
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$244 USD
-39%$149 USD
Verified Sep 22, 2025 at 4:07 AM
Fair Availability
26% of dates checked are available within 10% of the lowest price

Monday, September 29th, 2025

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